Weld Neck Flange, Raised Face, 4 in Nominal, 4.03 in Inside Dia, 0.94 in Thickness, SCH 40S Bore, 7-1/2 in Bolt Circle, 8 Bolt Holes, 3/4 in, 9 in Outside Dia, 150 lb, 5.31 in Hub Dia, 3 in Length Through Hub, Forged 304/304L Stainless Steel, Import
5/8 in Dia bolt